Configure mypy, django-stubs, and VS Code settings; update CI workflows and backend/app files

Author: junior92jr

.github/workflows/django-ci.yml

@@ -41,14 +41,14 @@ jobs:
         working-directory: src
         run: |
           set -o allexport
-          source ../.env.ci
+          source ../.env_files/.env.ci
           python manage.py migrate
           set +o allexport
 
       - name: Run tests
         working-directory: src
         run: |
           set -o allexport
-          source ../.env.ci
+          source ../.env_files/.env.ci
           pytest
           set +o allexport

.github/workflows/lint.yml

@@ -22,6 +22,4 @@ jobs:
       - name: Run isort
         run: isort --check-only .
       - name: Run flake8
-        run: flake8 .
-      - name: Run mypy
-        run: mypy your_project/
+        run: flake8 .

.vscode/settings.json

@@ -22,7 +22,8 @@
   "python.testing.pytestEnabled": true,
   "editor.formatOnSave": true,
   "editor.codeActionsOnSave": {
-    "source.organizeImports": "always"
+    "source.organizeImports": "always",
+    "source.fixAll": "always"
   },
   "editor.rulers": [
     88

setup.cfg

@@ -5,14 +5,18 @@ line-length = 88  # Set line length to 88
 disable = C0114  # Disable missing module docstring warning
 
 [flake8]
-max-line-length = 88  # Set line length to 88
-extend-ignore = E203, W503  # Ignore specific warnings
+max-line-length = 88
+extend-ignore = E203, W503
+exclude = .git,__pycache__,migrations,venv
+per-file-ignores = 
+    src/backend/settings_test.py: F405
 
-[isort]
+[tool.isort]
+profile = "black"
 multi_line_output = 3  # Vertical hanging indent for imports
 include_trailing_comma = true  # Add trailing comma
 force_grid_wrap = 0  # Disable wrapping
 use_parentheses = true  # Use parentheses for wrapping
 ensure_newline_before_comments = true  # Newline before comments in imports
 line_length = 88  # Set line length to 88
-remove_redundant_aliases = true  # Remove redundant aliases
+remove_redundant_aliases = true  # Remove redundant aliases

src/backend/settings.py

@@ -44,7 +44,7 @@
     "django.middleware.security.SecurityMiddleware",
     "django.contrib.sessions.middleware.SessionMiddleware",
     "django.middleware.common.CommonMiddleware",
-    "corsheaders.middleware.CorsMiddleware",  # CORS middleware should be high in the order
+    "corsheaders.middleware.CorsMiddleware",
     "django.middleware.csrf.CsrfViewMiddleware",
     "django.contrib.auth.middleware.AuthenticationMiddleware",
     "django.contrib.messages.middleware.MessageMiddleware",
@@ -80,11 +80,13 @@
 # Password validation
 AUTH_PASSWORD_VALIDATORS = [
     {
-        "NAME": "django.contrib.auth.password_validation.UserAttributeSimilarityValidator"
+        "NAME": (
+            "django.contrib.auth.password_validation.UserAttributeSimilarityValidator"
+        )
     },
-    {"NAME": "django.contrib.auth.password_validation.MinimumLengthValidator"},
-    {"NAME": "django.contrib.auth.password_validation.CommonPasswordValidator"},
-    {"NAME": "django.contrib.auth.password_validation.NumericPasswordValidator"},
+    {"NAME": ("django.contrib.auth.password_validation.MinimumLengthValidator")},
+    {"NAME": ("django.contrib.auth.password_validation.CommonPasswordValidator")},
+    {"NAME": ("django.contrib.auth.password_validation.NumericPasswordValidator")},
 ]
 
 # Internationalization settings

src/backend/settings_test.py

@@ -1,3 +1,3 @@
-from backend.settings import *  # noqa: F401,F403
+from backend.settings import *  # noqa: F401,F403,F405
 
 DATABASES = {"default": env.db("DATABASE_URI")}

src/backend/urls.py

@@ -1,7 +1,8 @@
 from django.contrib import admin
 from django.urls import include, path
 from drf_spectacular.views import SpectacularAPIView, SpectacularSwaggerView
-from rest_framework_simplejwt.views import TokenObtainPairView, TokenRefreshView
+from rest_framework_simplejwt.views import (TokenObtainPairView,
+                                            TokenRefreshView)
 
 urlpatterns = [
     path("admin/", admin.site.urls),

src/items/apps.py

@@ -6,4 +6,4 @@ class ItemsConfig(AppConfig):
     name = "items"
 
     def ready(self):
-        import items.signals
+        pass

src/items/migrations/0002_item_external_price.py

@@ -1,6 +1,7 @@
 # Generated by Django 5.1.7 on 2025-08-01 11:09
 
 from decimal import Decimal
+
 from django.db import migrations, models
 
 

src/items/tests/test_tasks.py

@@ -5,10 +5,8 @@
 import pytest
 
 from items.models import Item
-from items.tasks import (
-    hourly_external_price_sync,
-    simulate_external_price_sync_for_item,
-)
+from items.tasks import (hourly_external_price_sync,
+                         simulate_external_price_sync_for_item)
 from items.utils.price_sync import sync_all_items